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emmasim [6.3K]
3 years ago
8

How was dance used in primitive cultures

Physics
1 answer:
ikadub [295]3 years ago
8 0
Can i get brainliest . i think it was used as a way of communication.
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If an object on a horizontal frictionless surface is attached to a spring, displaced, and then released, it oscillates. Suppose
o-na [289]

Answer:

a. Amplitude = 0.244 meters

b. Period = 1.62 seconds

c. Frequency = 0.6173 Hz

Explanation:

a.

With the position goes from 0.122 meters to -0.122 meters (negative because it is in the opposite side of the equilibrium point), the amplitude is the maximum value minus the minimum value:

Amplitude = 0.122 - (-0.122) = 0.122 + 0.122 = 0.244 meters

b.

The period is the amount of time the object takes to arrive in the same position again. So, if it takes 0.81 seconds to go to -0.122 m, it will take another 0.81 seconds to come back to 0.122 m, so the period is the sum of these two times:

Period = 0.81 + 0.81 + 1.62 seconds

c.

The frequency of the movement is the inverse of the period:

Frequency  = 1 / Period

So if the period is 1.62 seconds, the frequency is:

Frequency = 1 / 1.62 = 0.6173 Hertz

5 0
3 years ago
Imagine you are holding a box in your hand, the force required for you to hold the box with mass 4.54kg and you want to accelera
svetlana [45]

Answer:

(a) Fₓ = 0 N

F_y = 9.08 N

(b)

(a) Fₓ = 0 N

<u></u>F_y = 9.08 N

(c) F_y = 0 N

Fₓ = 9.08 N

Explanation:

The magnitude of the force will remain the same in each case, which is given as follows:

F = ma (Newton's Second Law)

where,

F = force = ?

m = mass = 4.54 kg

a = acceleration = 2 m/s²

Therefore,

F = (4.54 kg)(2 m/s²)

F = 9.08 N

Now, we come to each scenario:

(a)

Since the motion is in the vertical direction. Therefore the magnitude of the force in x-direction will be zero:

<u>Fₓ = 0 N</u>

For upward direction the force will be positive:

<u></u>F_y<u> = 9.08 N</u>

<u></u>

(b)

Since the motion is in the vertical direction. Therefore the magnitude of the force in x-direction will be zero:

<u>Fₓ = 0 N</u>

For upward direction the force will be negative:

<u></u>F_y<u> = - 9.08 N</u>

<u></u>

(c)

Since the motion is in the horizontal direction. Therefore the magnitude of the force in y-direction will be zero:

<u></u>F_y<u> = 0 N</u>

<u>Fₓ = 9.08 N</u>

3 0
3 years ago
6. What's a stalactite?
iogann1982 [59]

I think it's d......... Good luck

8 0
3 years ago
A runner makes one lap around a 200m track of a time of 25s . What were the runner's (a) average speed
Nady [450]
The runner runs 8 meters per second or 28.8 kilometers per hour
8 0
4 years ago
A car travels at a steady speed of 10 m/s. What distance is covered in a minute?
AfilCa [17]

Answer:

600

Explanation:

8 0
3 years ago
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